Home / 10,843.19-14,957.62-7,487.76

Finding the Fourth Proportional to 10,843.19, 14,957.62 and 7,487.76

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Solution

The fourth proportional to 10,843.19, 14,957.62 and 7,487.76 is: 10,328.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.19 : 14,957.62 = 7,487.76 : x
  2. Step 2: Convert to fraction form
    10,843.19/14,957.62 = 7,487.76/x
  3. Step 3: Cross multiply
    10,843.19x = 14,957.62 × 7,487.76
  4. Step 4: Simplify right side
    10,843.19x = 111,999,050.01
  5. Step 5: Solve for x
    x = 111,999,050.01/10,843.19
  6. Step 6: Final answer
    x = 10,328.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.